jenkins-metasploit
295 lines
6.6 KiB
HTML
295 lines
6.6 KiB
HTML
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Module: Msf::Exploit::Local::LinuxKernel
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— Documentation by YARD 0.9.37
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<a href="../../../_index.html">Index (L)</a> »
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<span class='title'><span class='object_link'><a href="../../../Msf.html" title="Msf (module)">Msf</a></span></span> » <span class='title'><span class='object_link'><a href="../../Exploit.html" title="Msf::Exploit (class)">Exploit</a></span></span> » <span class='title'><span class='object_link'><a href="../Local.html" title="Msf::Exploit::Local (class)">Local</a></span></span>
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»
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<span class="title">LinuxKernel</span>
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<div id="content"><h1>Module: Msf::Exploit::Local::LinuxKernel
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</h1>
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<div class="box_info">
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<dl>
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<dt>Includes:</dt>
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<dd><span class='object_link'><a href="CompileC.html" title="Msf::Exploit::Local::CompileC (module)">CompileC</a></span></dd>
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</dl>
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<dl>
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<dt>Defined in:</dt>
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<dd>lib/msf/core/exploit/local/linux_kernel.rb</dd>
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</dl>
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</div>
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<h2>Instance Attribute Summary</h2>
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<h3 class="inherited">Attributes included from <span class='object_link'><a href="CompileC.html" title="Msf::Exploit::Local::CompileC (module)">CompileC</a></span></h3>
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<p class="inherited"><span class='object_link'><a href="CompileC.html#cparser-instance_method" title="Msf::Exploit::Local::CompileC#cparser (method)">#cparser</a></span>, <span class='object_link'><a href="CompileC.html#cpu-instance_method" title="Msf::Exploit::Local::CompileC#cpu (method)">#cpu</a></span></p>
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<h2>
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Instance Method Summary
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<small><a href="#" class="summary_toggle">collapse</a></small>
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</h2>
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<ul class="summary">
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<li class="public ">
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<span class="summary_signature">
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<a href="#current_task_struct_h-instance_method" title="#current_task_struct_h (instance method)">#<strong>current_task_struct_h</strong>(metasm_exe) ⇒ Object </a>
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</span>
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<span class="summary_desc"><div class='inline'></div></span>
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</li>
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<h3 class="inherited">Methods included from <span class='object_link'><a href="CompileC.html" title="Msf::Exploit::Local::CompileC (module)">CompileC</a></span></h3>
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<p class="inherited"><span class='object_link'><a href="CompileC.html#init_metasm-instance_method" title="Msf::Exploit::Local::CompileC#init_metasm (method)">#init_metasm</a></span>, <span class='object_link'><a href="CompileC.html#setup-instance_method" title="Msf::Exploit::Local::CompileC#setup (method)">#setup</a></span></p>
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<div id="instance_method_details" class="method_details_list">
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<h2>Instance Method Details</h2>
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<div class="method_details first">
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<h3 class="signature first" id="current_task_struct_h-instance_method">
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#<strong>current_task_struct_h</strong>(metasm_exe) ⇒ <tt>Object</tt>
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</h3><table class="source_code">
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<tr>
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59</pre>
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</td>
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<td>
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/local/linux_kernel.rb', line 7</span>
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<span class='kw'>def</span> <span class='id identifier rubyid_current_task_struct_h'>current_task_struct_h</span><span class='lparen'>(</span><span class='id identifier rubyid_metasm_exe'>metasm_exe</span><span class='rparen'>)</span>
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<span class='id identifier rubyid_metasm_exe'>metasm_exe</span><span class='period'>.</span><span class='id identifier rubyid_parse'>parse</span> <span class='heredoc_beg'><<-EOS</span>
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<span class='tstring_content'> current_stack_pointer:
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mov eax, esp
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ret
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</span><span class='heredoc_end'> EOS
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</span>
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<span class='comment'># Taken from sock_sendpage.c
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</span> <span class='id identifier rubyid_cparser'>cparser</span><span class='period'>.</span><span class='id identifier rubyid_parse'>parse</span> <span class='heredoc_beg'><<-EOC</span>
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<span class='tstring_content'>#define TASK_RUNNING 0
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int current_stack_pointer(void);
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static inline unsigned long
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current_task_struct(void)
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{
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unsigned long task_struct, thread_info;
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thread_info = current_stack_pointer() & ~(4096 - 1);
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if (*(unsigned long *)thread_info >= 0xc0000000) {
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task_struct = *(unsigned long *)thread_info;
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/*
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* The TASK_RUNNING is the only possible state for a process executing
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* in user-space.
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*/
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if (*(unsigned long *)task_struct == TASK_RUNNING)
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return task_struct;
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}
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/*
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* Prior to the 2.6 kernel series, the task_struct was stored at the end
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* of the kernel stack.
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*/
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task_struct = current_stack_pointer() & ~(8192 - 1);
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if (*(unsigned long *)task_struct == TASK_RUNNING)
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return task_struct;
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thread_info = task_struct;
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task_struct = *(unsigned long *)thread_info;
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if (*(unsigned long *)task_struct == TASK_RUNNING)
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return task_struct;
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return -1;
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}
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</span><span class='heredoc_end'>EOC
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</span>
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<span class='kw'>end</span></pre>
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</td>
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</tr>
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</table>
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</div>
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</div>
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</div>
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<div id="footer">
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Generated on Fri May 8 17:01:58 2026 by
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<a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
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0.9.37 (ruby-3.1.5).
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